RIIN: ORC Rating

GPH

761.8

OSN

737.1

LOA

8.989 m

Displacement

3675 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5245

Medium

0.7198

High

0.8589

Triple Offshore

Low

0.6764

Medium

0.8926

High

1.0205

Boat Specifications

Dimensions

Length overall: 8.989 m
Beam: 2.75 m
Draft: 1.6 m
Displacement: 3675 kg
Crew weight: 400 kg
Wetted surface: 18.34 m²

Sails

Mainsail: 17.77 m²
Genoa: 16.89 m²
Spinnaker: 54.52 m²
Asymmetric spinnaker: 49.62 m²

Design

Type: APHRODITE 30
Year built: 1976
Stability index: 121.3

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,44.2,3.626673,52,4,60,4.22,75,4.38,90,4.69,110,4.76,120,4.62,135,4.23,146.6,3.785121,150,3.65
8,42.4,4.265661,52,4.76,60,5,75,5.22,90,5.67,110,5.77,120,5.62,135,5.18,150,4.57,152,4.484977
10,41.8,4.762058,52,5.35,60,5.63,75,5.89,90,6.22,110,6.29,120,6.23,135,5.96,150,5.38,152.9,5.245937
12,41.8,5.231557,52,5.8,60,6,75,6.18,90,6.5,110,6.61,120,6.56,135,6.36,150,6.02,159.2,5.701598
14,40.8,5.535043,52,6.06,60,6.22,75,6.36,90,6.65,110,6.9,120,6.86,135,6.66,150,6.38,173.6,5.916874
16,40,5.691576,52,6.22,60,6.37,75,6.53,90,6.75,110,7.18,120,7.18,135,6.96,150,6.65,179,6.260954
20,40.2,5.786885,52,6.33,60,6.53,75,6.8,90,6.96,110,7.49,120,7.72,135,7.56,150,7.23,179,6.801036

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4	4.22	4.38	4.69	4.76	4.62	4.23	3.65
8	4.76	5	5.22	5.67	5.77	5.62	5.18	4.57
10	5.35	5.63	5.89	6.22	6.29	6.23	5.96	5.38
12	5.8	6	6.18	6.5	6.61	6.56	6.36	6.02
14	6.06	6.22	6.36	6.65	6.9	6.86	6.66	6.38
16	6.22	6.37	6.53	6.75	7.18	7.18	6.96	6.65
20	6.33	6.53	6.8	6.96	7.49	7.72	7.56	7.23

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	2.6	146.6°	3.16
8	42.4°	3.15	152°	3.96
10	41.8°	3.55	152.9°	4.67
12	41.8°	3.9	159.2°	5.33
14	40.8°	4.19	173.6°	5.88
16	40°	4.36	179°	6.26
20	40.2°	4.42	179°	6.8

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	4.00	4.76	5.35	5.80	6.06	6.22	6.33
60°	4.22	5.00	5.63	6.00	6.22	6.37	6.53
75°	4.38	5.22	5.89	6.18	6.36	6.53	6.80
90°	4.69	5.67	6.22	6.50	6.65	6.75	6.96
110°	4.76	5.77	6.29	6.61	6.90	7.18	7.49
120°	4.62	5.62	6.23	6.56	6.86	7.18	7.72
135°	4.23	5.18	5.96	6.36	6.66	6.96	7.56
150°	3.65	4.57	5.38	6.02	6.38	6.65	7.23